5-sinf matematika II nazorat№

5-sinf matematika II nazorat№

1. 
   Amal belgilarini shunday qo’yingki to`g`ri tengliklar hosil bo`lsin. 48…6…36=44 A) − ;+ B) : ;+ C)+; · D) : ; −
   
2. 
   Ifodaning qiymatini toping:24−6:3+5·2 A) 16 B)3 C) 32 D) 22
   
3. 
   Kitob 36 so’m turadi.Qalam esa 9 marta arzon. Qalam necha so’m turadi? A)35 so’m B)4 so’m C)8 so’m D)6 so’m
   
4. 
   (2+8·6)·2-2·7 ifodaning qiymatini toping:A) 86 B) 0 C) 54 D) 38
   
5. 
   2(x-2)+x+6 ifodani soddalashtiring. A) 3x-3 B) 3x+2 C) 3x+2 D) 3x+3
   
6. 
   Tenglamani yeching (x+2)+34=70 A) 18 B)14 C)36 D)34
   
7. 
   Ikki sonning yig’indisi 678, ularning biri ikkinchisidan 246 ta kam. Shu sonlarni toping A) 462va216 B) 524 va 116 C) 462 va 206 D) 328 va 112
   
8. 
   3a+3b= ifodani qiymatini a+b=20 bo’lganda hisoblang. A)80 B)85 C)60 D)75
   
9. 
   Qaysi qatorda sonlar 4 ga qoldiqsiz bo`linadi.
   

A)4,8,12,15,16,20 B)2,4,8,12,16,20 C)4,8,12,20,18,16 D)4,8,12,16,20,24

10. 
    Bir nechta natural sonlarning yig‘indisi 77 ga teng. Agar shu sonlarning har biridan 4 ni ayirib yig‘indi hisoblansa, y 29 ga teng bo‘ladi. Yig‘indida nechta natural son qatnashgan? A) 4 B) 6 C) 8 D) 12
    
11. 
    80 soni 16 dan nechta ortiq A)80 ta B)17 ta C)9 ta D)64 ta
    
12. 
    Agar kamayuvchini 30 orttirilib ta va ayriluvchini 12 ta kamaytirilsa, ayirma qanday o‘zgaradi? A) 18 ta kamayadi B) 24 ta ortadi C) 42 ta ortadi D) 12 ta kamayadi
    
13. 
    To‘g‘ri to‘rtburchakning eni 7 sm, bo‘yi undan 4 sm ortiq. To‘g‘ri to‘rtburchakning perimetrini hisoblang.A) 36 B) 20 C) 34 D) 30
    
14. 
    1 t 160 st 5 kg necha kilogrammdan iborat? A)106005 B)26005 C)14205 D)13205
    
15. 
    140 million 9 ming 421 sonini raqamlar bilan yozing.
    

A)14009421 B)140009421 C)140900421 D)1409421

16. 
    Javobi 16 chiqadigan misolni belgilang. A)(70−22):6 B)63:9+9 C)42+54:6 D)4·8−30
    
17. 
    Hisoblang: 812·35−2436:(3732−48·27) A)28420 B)28419 C)27419 D)28421
    
18. 
    Taqqoslang : 28 +58 * 38 +49 A) > B) < C) =
    
19. 
    Uchta usta 869ta detal tayyorlandi. Ikkinchi usta birinchi ustaga qaraganda 4ta ko’p, uchunchi usta esa ikkinchisidan 3ta kam detal tayyorlandi. Birinchi usta nechta detal tayyorlangan? A)288 B)292 C)289 D)285
    
20. 
    Kitob 25 bet. 12 bet o’qildi, o’qilmagan nech bet qoldi? A) 10 bet B) 12 bet C) 11 bet D) 13 bet
    
21. 
    Tenglamani yeching. (4X-76)·5=20 A)21 B)20 C)22 D)30
    
22. 
    Ifodaning son qiymatini toping: a+ab-b(c-b) agar a=3;b=1;c=4 A)1 B)2 C)3 D)4
    
23. 
    7ni berilgan songa ko’paytirganda, hosil bo’lgan son . . . 31 ko’rinishda bo’lsa,berilgan son quyidagilardan qaysi biri ko’rinishida bo’lishi mumkin?
    

A) . . . 24 B) . . . 19 C) . . . 79 D) . . . 13

24. 
    7 ga bo'linadigan sonni toping. A) 114 B) 235 C) 315 D) 370
    
25. 
    Qonuniyatda navbatdagi sonni aniqlang 24, 26, 30, 36, 44, …
    

A)54 B)60 C)52 D)59